800
CDUS46 KMTR 030052
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
552 PM PDT SAT MAY 02 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 2 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 63 3:58 PM 93 2017 71 -8 70
MINIMUM 54 7:29 AM 37 2002 46 8 49
2012
AVERAGE 59 58 1 60
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 16.39 15.88
SINCE JAN 1 8.96 7.90
DEGREE DAYS
HEATING
TODAY 6 5
MONTH TO DATE 13 13
SINCE MAR 1 420 679
SINCE JUL 1 2218 2534
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 8 2
SINCE JAN 1 8 2
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 9.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 2:00 AM
LOWEST 67 4:00 PM
AVERAGE 79
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 93 2021
MINIMUM TEMPERATURE (F) 46 36 2008
SUNRISE AND SUNSET
MAY 2 2026...........SUNRISE 6:11 AM PDT SUNSET 8:02 PM PDT
MAY 3 2026...........SUNRISE 6:10 AM PDT SUNSET 8:02 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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